package com.study.java8.char04;

import java.util.ArrayList;

public class char04 {
    public static void main(String[] args) {
        double d = 341_435_936.445_667;
        System.out.println(d);
        int bin = 0b0010_1111_1010_1111_1010_1111_1010_1111;
        System.out.println(Integer.toBinaryString(bin));
        System.out.printf("%x%n", bin); // [1]
        long hex = 0x7f_e9_b7_aa;
        System.out.printf("%x%n", hex);


        ArrayList<String> arrayList = null;
        System.out.println(arrayList.isEmpty());
        for (String s : arrayList) {
            System.out.println(s);
        }
    }
}
